• 1" Filters
  • 2" Filters
  • 4" Filters
  • 5" Filters
  • AprilAire Filters

Most Popular 1″ Filter Sizes

CLICK TO SEE ALL SIZES
  • 8 x 20 x 1
  • 10 x 10 x 1
  • 10 x 20 x 1
  • 10 x 24 x 1
  • 10 x 30 x 1
  • 12 x 12 x 1
  • 12 x 14 x 1
  • 12 x 18 x 1
  • 12 x 20 x 1
  • 12 x 24 x 1
  • 12 x 25 x 1
  • 12 x 30 x 1
  • 12 x 36 x 1
  • 14 x 14 x 1
  • 14 x 20 x 1
  • 14 x 24 x 1
  • 14 x 25 x 1
  • 14 x 30 x 1
  • 14 x 36 x 1
  • 15 x 20 x 1
  • 16 x 16 x 1
  • 16 x 20 x 1
  • 16 x 24 x 1
  • 16 x 25 x 1
  • 16 x 30 x 1
  • 16 x 36 x 1
  • 18 x 18 x 1
  • 18 x 20 x 1
  • 18 x 24 x 1
  • 18 x 25 x 1
  • 18 x 30 x 1
  • 18 x 36 x 1
  • 19.75 x 21.25 x 1
  • 20 x 20 x 1
  • 20 x 22 x 1
  • 20 x 23 x 1
  • 20 x 24 x 1
  • 20 x 25 x 1
  • 20 x 30 x 1
  • 20 x 32 x 1
  • 20 x 36 x 1
  • 20 x 36.125 x 1
  • 21 x 23 x 1
  • 22 x 22 x 1
  • 22 x 24 x 1
  • 22.125 x 36.625 x 1
  • 24 x 24 x 1
  • 24 x 30 x 1
  • 24 x 36 x 1
  • 25 x 25 x 1
  • 30 x 30 x 1
  • 30 x 32 x 1

Most Popular 2″ Filter Sizes

CLICK TO SEE ALL SIZES
  • 12 x 24 x 2
  • 14 x 20 x 2
  • 14 x 25 x 2
  • 16 x 20 x 2
  • 16 x 25 x 2
  • 18 x 24 x 2
  • 18 x 25 x 2
  • 20 x 20 x 2
  • 20 x 24 x 2
  • 20 x 25 x 2
  • 24 x 24 x 2

Most Popular 4″ Filter Sizes

CLICK TO SEE ALL SIZES
  • 14 x 25 x 4
  • 16 x 20 x 4
  • 16 x 25 x 4
  • 18 x 24 x 4
  • 20 x 20 x 4
  • 20 x 25 x 4
  • 24 x 24 x 4

Most Popular 5″ Filter Sizes

CLICK TO SEE ALL SIZES
  • 16 x 25 x 5
  • 20 x 20 x 5
  • 20 x 25 x 5

AprilAire Filters

CLICK TO SEE ALL SIZES
  • APRILAIRE 213 MERV 13 AIR FILTER
  • APRILAIRE 413 MERV 13 AIR FILTER